نتایج جستجو برای: synthetic seeds

تعداد نتایج: 184654  

2008
Lixia Zhang

The global area under genetically modified (GM) crops grew rapidly in the first ten years of GM technology adoption. However, the protection of innovators’ intellectual property rights (IPRs) has remained controversial, especially in developing countries, where IPR enforcement is lax. Weak enforcement of IPRs in developing countries has resulted in the failure of markets to transfer rents from ...

Journal: :Journal of experimental botany 2002
Nancy Schmitz Suzanne R Abrams Allison R Kermode

Yellow-cedar (Chamaecyparis nootkatensis [D. Don] Spach) seeds exhibit prolonged coat-imposed dormancy following their dispersal from the parent plant. Analyses were undertaken using S-(+)-[(3)H] abscisic acid (ABA) to monitor the capacity of embryos to metabolize ABA following their isolation from seeds subjected to various dormancy-breaking and control treatments. Radiolabelled phaseic acid (...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1390

this thesis attempts to study the representations of the third-world intellectuals in three fictional works by the british-educated trinidadian nobel-winner v. s. naipaul: the mimic men, a bend in the river, and magic seeds. the first one recounts the story of ralph singh’s sense of alienation, his experiences as a colonial politician, and his struggle to give order to his disorderly world thro...

2009
Mariano A. Rodriguez-Cabal Katharine L. Stuble Martin A. Nuñez Nathan J. Sanders

Although it is increasingly clear that exotic invasive species affect seed-dispersal mutualisms, a synthetic examination of the effect of exotic invasive species on seed-dispersal mutualisms is lacking. Here, we review the impacts of the invasive Argentine ant (Linepithema humile) on seed dispersal. We found that sites with L. humile had 92 per cent fewer native ant seed dispersers than did sit...

2013
K. S. R. Murthy M. C. Reddy

In the present study best suitable explant for encapsulation and effect of nutrient composition of alginate matrix on regrowth performance of encapsulated explants of endangered C. spiralis and C. pusilla were studied. Among all the explants tested, good sprouting frequency was observed with shoot tips in both the species. Where as, multiple shoot induction with maximum shoot length was noticed...

Journal: :Biomedical Journal of Scientific and Technical Research 2023

Faced with the negative side effects (like hepatotoxicity, nephrotoxicity, reprotoxicity and antibiotic resistance) of some synthetic molecules usually used in animal husbandry, use natural from medicinal plants seems to be part solution this problem. The general objective present study is therefore contribute improve productivity livestock animals, by avocado seeds. More specifically show fema...

The availability of iron for roots has been demonstrated as a critical factor in plant production. The addition of synthetic iron chelates to soil is a common practice in agriculture, which is not economically beneficial. Besides, chemical iron fertilizers cause many problems such as food contamination and environmental pollution. Development of natural Ferrioxamine B as an efficient and safe i...

Journal: :Tsantsa 2021

The world is experiencing new relations and transformations between natural, synthetic, digital substances. Rather than considering these as materially distinct or ontologically separate, this Special Issue of TSANTSA interrogates how they are interlocked in socio-material processes mediation, transmutation, valuation. By conceptualizing the specificity their separateness, special issue makes p...

R. Bassiri Y. Mahdi

The oxidative stability of margarine supplemented with different concentrations of fennel (Foeniculum vulgare) seed extract (FSE) was compared to the synthetic antioxidants; butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) at legal concentrations. The experiment was carried out under accelerated storage conditions for 4 weeks employing peroxide value (PV), p-anisidine value (AV...

In oilseed crops, a number of genes involved in the production of triacylglycerol have been identified that changes in their expression have increase the seed oil content. WRI1 and LPAAT are key genes in this synthetic pathway that their overexpression can increase the oil content. In this study, the expression vectors carrying WRI1 and LPAAT genes were designed and constructed for genetic tran...

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